— Recently Mobile Learning (M-Learning) has attracted much attention. Due to advantages of SMS (Short Messaging Service) on mobile phones we present a safe and protected method f...
As a convenient and low-cost mobile communication technology, Short Messaging Service (SMS) is experiencing very rapid growth. It is reported that 700 million mobile phone users w...
— We consider the problem of efficiently broadcasting incremental updates to multiple terminals that contain outdated (and possibly different) initial copies of the data. This s...